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DT24 USER MANUAL(EN)
2-Wire Video Intercom System
Read this manual carefully before using the product, and keep it well for future use.
The monitor is designed with 4 inch screen, it provides a resolution of 320x240
pixels with high quality image display, and it equipped with a handset to com-
municate. The touch sensitive button makes the operation more easily.
Parts and Function
L1,L2: Bus terminal
SW+,SW-: Door bell call button
DIP switches: Total 3 bits can be
to set the video impendance
matching, when the video signal
is not so good, set bit3 to “on”.
Accessories include a Bracket, two 4X25 screws (use to fasten the Mounting Bracket),
2 wire connectors (use to connect with Monitor).
Installation height for indoor monitor usually is 145~160cm(refer to sketch map).
Wire the cable correctly(see the later connection chapter) then hang the Monitor on
the Mounting Bracket firmly.
About Main Menu
• Press CALL button on door station.The monitor rings,and the visitor’s image
will be seen on screen.If nobody answers the call,the screen will turn off in
30 seconds automatically.
The main menu is your starting point
for using all the applications on your
monitor. You can customize your
main menu to display applications,
logos, and languages.
To open the main menu page, tap
Menu key one time on the monitor.
Basic Operation Instruction
Answering a Door Call
• Pick up handset to talk with the visitor, the talking duration time is 90s. To
end the conversation, please hand up the handset. If the system connects
two or more Monitors, pick up any Monitor, the others will be automatically
During talking state, Press
UNLOCK button to open the door for the visitor.
When the monitor is in standby mode, press MONITOR button(or select Mon-
itor ... item on main menu page), The screen can display the view of outside.
If multi door stations are installed, select Manual Monitor item to enter cam-
era switch mode. Select Camera 1 ... item, the screen will display the image
from the first door camera.Similarly. Select Camera 2 ... item to choose the
second one. Select Camera 3 ... item to choose the third one. Select Camera
4 ... item to choose the fourth one.
To end the monitoring, please tap MONITOR button again.
Intercom function can be initiated by any monitor when multi monitors are in-
When the monitor is in standby mode, pick up handset, the Intercom item on
main menu page will be selected, press MENU button to enter.
Intercom Call: User in one apartment can call other apartments in the sys-
tem, the namelist will be created automatically by the system. Select a name
on the screen, use / button to move upward / downward to select, then press
MENU button to dial.
1. Press "MENU " button again to redial.
2.The user code of each monitor must set different
Inner Call: If multi Monitors are installed in the same apartment, select Inner
Call, all the other Monitors will ring at the same time, whichever Monitor an-
swers the call, conversation is started.and the other monitors will stop ringing at
the same time.
(Note:the user code of all monitors must be same.)
Direct Call Guard unit:
A Monitor can be assigned as Guard Unit Monitor;
when the Guard Unit Monitor answers the call, conversation with the guard
person is started..
Intercom Call ...
Inner Call ...
Direct Call Guard Unit ...
Basic Setup Instruction
Ring Tone Setting
Select User Setup item on main menu
page to enter setup page. Select Door
Station Call Tone, Intercom Call
Tone or DoorBell Tone item, There
are 12 pieces ring tones can be select-
button to select last/next
ring tone, press MENU button to save
Door Station Call Tone: set the ring
tone calling from outdoor station.
Intercom Tone: set the ring tone call-
ing from other apartments.
DoorBell Tone: set the ring tone call-
ing from door bell.
[ 00 ]
[ 01 ]
[ 02 ]
[ 03 ]
[ 04 ]
[ 05 ]
User Setup (1)
Door Station Call Tone ...
Intercom Call Tone ...
DoorBell Tone ...
Door Station Call Tone
9 Do Re Me
2 Ding Dong 6 Edelweiss
10 Happy Birthday
7 Going Home 11 Jingle Bells
4 For Alice
8 Congratulation 12 Telephone Ring
• The first item is Scene mode selection: Total 4 screen modes can be select-
ed in sequence: Normal, User, Soft and Bright. Please note whenever you
modify Brightness or Colour item, Scene item will be set to User mode
• The Brightness and Colour item is for the image quality setting, adjust the
value to get the best image you like.
Note that all the modifications will be done immediately after the operation.
Press MENU button to quit the adjust page.
Enter Installation Setup Page
Press About button on main menu page to enter about information
Step2: Press UNLOCK button and hold for 2s.
Step3: Input 4 digits number according to the following information.
Monitor Time Setting
Select Manual Monitor item on main
menu page, then select Monitor
Time Set... item. Use /
increase / decrease the value, press
MENU button to confirm and return
During monitoring or talking state,
press MENU button,the ADJUST
MENU will be displayed.
Use / button to select the adjust-
ment item, use
change the value.
Monitor Time Select
Select Camera ...
How to set the monitor as a Guard Monitor
A Monitor can be assigned as Guard Unit Monitor; when the Guard Unit Moni
tor answers the call, conversation with the guard person is started..
The code number of 8004 is used to set the monitor as a guard unit monitor
and 8005 is used to cancel this function.
How to set the monitor panel on
In default mode,when receive a calling,the master and slave monitors will
ring at the same time,and just the master monitor can display the image while
the slave monitors can not.But the settings can be changed,you can set the
master monitor and all the slave monitors to panel on at the same time when
receiving a call, just input the code number of 8006 on each slave monitor.
How to set the unlock parameter
There are two unlock modes:
1.power-on- to-unlock type:unlock mode=0(by default)
The code number of 8010 is used to set the unlock mode to 0
The code number of 8011 is used to set the unlock mode to 1
The unlock time can be changed by yourself at any time.it can be set from 1 to
The code number from 8021 to 8029 are used to set the unlock time to 1~ 9
:Not guard unit
:Panel on as slaver called :Panel off
:Unlock mode 0
:Unlock mode 1
2 locks control:
The monitor can be set to control 2 locks while you should set the unlock2
item to “on “ state.
The code number of 8015 is used to set the unlock2 off that it can only control
The code number of 8014 is used to set the unlock2 on that it can control two
Note:1. During talking or monitoring state,
UNLOCK button,two unlock icons will be
button to select the
item you want, and press UNLOCK or
MENU button to release the correspond-
item to exit.
2. Restore to default operation will not
change the parameters setting.
How to set the slave monitor address
Maximum 4 monitors can be connected in one apartment,one master moni-
tor together with 3 slave monitors, so you should set the address correctly.
(note:must have one monitor to be set as master monitor)
The code of 8000 is used to set the master monitor.
The code of 8001 is used to set the first slave monitor .
The code of 8002 is used to set the second slave monitor .
The code of 8003 is used to set the third slave monitor .
How to set the menu language
The monitor can support multi languages and it is so simple and fast, just in-
put the corresponding language code on monitor.The language code number
are as follows:
1. the monitor can only support 4 languages. English,French,Spanish and
German are default.But you can customize any 4 languages by yourself.
2. we reserve the copyright to add languages without notice to users.
How to set the address for monitor
Each monitor should be assigned an address in the system, total 32 address-
es can be configured, the code number of 8200 to 8231 is used to controlled
the address of 00 to 31. Please refer to the following table.
1) All components should be protected from violence vibration. And not allow to
be impacted, knocked and dropped.
2) Please do the cleanness with soft cotton cloth, please do not use the or-
ganic impregnant or chemical clean agent. If necessary, please use a little
pure water or dilute soap water to clean the dust.
3) Image distortion may occur if the video monitor is mounted too close to
magnetic field e. g. Microwaves, TV, computer etc.
4) Please keep away the monitor from wet, high temperature, dust, caustic
and oxidation gas in order to avoid any unpredictable damage.
5) Must use the right adaptor which is supplied by the manufacturer or ap-
proved by the manufacturer.
6) Pay attention to the high voltage inside the products, please refer service
only to a trained and qualified professional.
• Power Supply:
• Power Consumption:
• Monitor Screen:
• Display Resolutions:
• Video Signal:
Standby 6mA; Working status 194mA
4 Inch color LCD
320(R, G, B) x 240 pixels
, CCIR standard
2 wires, non-polarity
The design and specifications can be changed without notice to the user. Right to
interpret and copyright of this manual are preserved.